Most museums are just for looking. But today some of them have things for you to touch. The signs say, "________!"
Why haven't you finished your homework yet? You ___________ to have finished it by last Sunday.
Could you give me a hand __________from the car, please?
--I'm told that John had another car accident this morning.--I believe not. He ________so careless.
The Bunsen Burner is so named because it is thought ___________ by Robert Bunsen.
--I didn't know this was a one-way street, officer. ------_________